// src/model/word.ts
export class Word {
  id: string = '';
  word: string = '';
  phonetic: string = '';
  translation: string = '';
  example: string = '';
  image: string = '';
  category: string = '';
  difficulty: number = 1; // 1-5级
  lastReviewTime: number = 0;
  nextReviewTime: number = 0;
  reviewCount: number = 0;
  correctCount: number = 0;
  isMastered: boolean = false;
}
